* [Putout v42.21.0](https://github.com/coderaiser/putout) – Pluggable and configurable JavaScript linter and code transformer that serves as a drop-in replacement for ESLint.

* [Prettier 3.9.10](https://github.com/prettier/prettier) – Popular code formatter that enforces consistent style by re-printing code according to its own rules.

* [ast-grep(sg) 0.50.0](https://github.com/ast-grep/ast-grep) – CLI tool for code structural search, lint, and rewriting based on abstract syntax trees.

* [Babel v7.29.10](https://github.com/babel/babel) – Compiler for writing next generation JavaScript.

* [Wakaru v1.14.0](https://github.com/pionxzh/wakaru) – JavaScript decompiler that unpacks bundled modules and restores transpiled and minified frontend code to readable form.

* [@sirzag/filter-ast 1.3.0](https://github.com/Zagorodnyi/filter-ast) – $sirzag/filter-ast parses declarative filter objects with $op(value) operator strings into a typed, database-agnostic filter AST with value coercion.

* [PostCSS 8.5.29](https://github.com/postcss/postcss) – Tool for transforming styles with JS plugins.

* [tree-sitter-language-pack v1.21.0](https://github.com/xberg-io/tree-sitter-language-pack) – Comprehensive collection of precompiled tree-sitter parsers with polyglot bindings for 300+ languages, built from a single Rust core and delivered on demand.

* [gograph v1.7.14](https://github.com/ozgurcd/gograph) – Local CLI that builds an AST- and type-aware graph of Go packages, symbols, calls, tests, and code-quality signals to help AI agents navigate repositories.

* [Orga oast-to-hast@4.6.0](https://github.com/orgapp/orgajs) – Flexible org-mode syntax parser that converts content into an Abstract Syntax Tree.

* [officeParser v8.1.1](https://github.com/harshankur/officeParser) – Node.js and browser library that parses office files into a hierarchical AST with text, formatting, metadata, and attachments.

* [js-x-ray @nodesecure/js-x-ray...](https://github.com/NodeSecure/js-x-ray) – JavaScript AST analysis tool for identifying potentially malicious code patterns.